There was just this video [0] yesterday showing the whole process for a GaN LED, it's fascinating how crude the post processing can be in contrast with the ultr

There was just this video [0] yesterday showing the whole process for a GaN LED, it's fascinating how crude the post processing can be in contrast with the ultra precise etching and layering. [0] https://www.youtube.com/watch?v=VHyoz8fFpUM https://www.youtube.com/watch?v=VHyoz8fFpUM